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Keystone BOX/K-200 Solid Wall Box Lintel 1050mm INS

SKU

KBX2105INS

£51.44 £42.87

Product Information

Keystone BOX/K-200 Solid Wall Box Lintel with insulation, 1050mm (41.3in) length for solid walls 100-215mm wide.
Designed to support standard loads over internal openings in masonry walls.
Built-in insulation enhances thermal efficiency, reducing cold bridging.
Perforations along the lintel provide a secure plaster key for finishing.
Must have minimum 150mm end bearing on mortar; propping recommended during installation.

Details

The Keystone BOX/K-200 Solid Wall Box Lintel 1050mm INS is a specialist structural lintel designed for trade professionals working with solid masonry walls between 100mm and 215mm thick. Its integral insulation provides enhanced thermal performance, making it a reliable choice for projects where energy efficiency and structural integrity are priorities. Please note that this lintel requires a minimum end bearing of 150mm on each side and must be bedded on mortar.

Application

This box lintel is ideal for supporting internal openings such as window and door frames within solid masonry walls. Its standard load capacity suits typical residential and commercial builds. The insulated version helps reduce thermal bridging, improving the overall energy efficiency of the structure. It is recommended to prop the lintel during construction to ensure stability and speed up the building process.

Dimension

Length: 1050mm (41.3in)
Height: 150mm (5.9in)
Width: 200mm (7.9in)

Material

Galvanised steel with integrated insulation for thermal performance

Type

Box lintel for solid masonry walls

All dimensions are manufactured in 150mm increments. For further technical advice or assistance, please contact our sales team directly.

More Information

More Information
Type	Box Lintels
Loading	Standard Duty
Length	1050mm
Weight	9.230000
Manufacturer	Keystone
Sap Id	KBX2105INS

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Delivery Information

Delivery availability

We deliver to most mainland UK addresses. Some postcode areas are excluded – please see the full list below.

Delivery charges

Delivery costs vary depending on your location, the products ordered, and the delivery method selected. All delivery charges are calculated clearly at checkout.

Fuel Surcharge

Information on our added Fuel Surcharge can be found at https://condell-ltd.com/fuel-surcharge-notification

Delivery dates

You can request a preferred delivery date at checkout. While we aim to meet this wherever possible, availability may depend on stock levels and third-party delivery schedules. If your chosen date is unavailable, a member of our team will contact you to arrange an alternative.

Delivery method

All deliveries are made kerbside as standard. For health and safety reasons, drivers are unable to carry materials beyond the kerb. If you have specific access requirements, please contact us before placing your order.

Delivery exclusions

We currently do not deliver to the following postcode areas:

AB16, AB21–22, AB30–AB38, AB41–AB56, BT1–BT94, CA2, CA15, CA28, DD1, DD8, DD9, DG1, DG2, DG10–DG14, DG16, FK18–FK20, GY1–GY9, HS1–HS9, IM1–IM9, IV1–IV5, IV7, IV12–IV13, IV21–IV28, IV30–IV36, IV40–IV56, JE1–JE4, KA1, KA4–KA6, KA14–KA15, KA18–KA21, KA27–KA30, KW1–KW3, KW6–KW17, KY6–KY10, KY13–KY16, LL49, LL58–LL62, LL64–LL78, PA17–PA78, PH11, PH19–PH26, PH30–PH33, PH35–PH38, PH40–PH44, PH49–PH50, PO30–PO41, SA68, SA71, ZE1–ZE3

Important delivery terms

Shortages must be reported within 48 hours and noted on delivery paperwork
All deliveries must be signed for; redelivery charges may apply
Deferred deliveries may incur storage charges
Collected orders are not subject to delivery charges
Returns are subject to a 25% restocking fee (delivery charges excluded)
Made-to-measure items are non-refundable
Reasonable access to the delivery point must be available; additional charges may apply